The External Bus Interface (EBI) can be used to connect external memories to EVK1100.
Signal | Description | Peripheral and connectors | GPIO Available on |
---|---|---|---|
ADD[0..23] | Data lines | 1, 2 | PX17 to PX34 |
_CAS | Column Signals | 1, 2 | PB13 |
DATA[0..15] | Data bus | 1, 2 | PX10 to PX35 |
NCS1 | Bank select 1 | 1, 2 | PX14 |
NCS0,NCS2,NCS3 | Bank select 0,2,3 | 2 | PA25,PB39,PB04 |
NRD | Read Signals | 2 | PX13 |
NWAIT | External Wait Signals | 2 | PB31 |
NWE0 | Write Enable 0 | 2 | PX12 |
NWE1 | Write Enable 1 | 2 | PX11 |
_RAS | Raw Signal | 1,2 | PB12 |
SDA10 | SDRAM Adress 10 line | 1,2 | PB16 |
SDCK | SDRAM Clock | 1,2 | PB10 |
SDCKE | SDRAM Clock Enable | 1,2 | PB11 |
SDCS0,1 | SDRAM Chip Select 0,1 | 2 | PB30 |
_SDWE | SDRAM Write Enable | 1,2 ! | PB14 |